Quarterly report pursuant to Section 13 or 15(d)

Employee Equity Incentive Plans (Detail)

v3.7.0.1
Employee Equity Incentive Plans (Detail) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended 6 Months Ended
Jul. 01, 2017
Jul. 02, 2016
Jul. 01, 2017
Jul. 02, 2016
Dec. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized     33.0    
Share-based Compensation $ 328 $ 364 $ 725 $ 812  
Restricted Stock Units (RSUs) [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value     1,400    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested     $ 994    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]          
Number of RSUs outstanding, beginning balance     106.8    
Number of RSUs granted     39.8    
Number of RSUs vested     (36.6)    
Number of RSUs forfeited     (9.3)    
Number of RSUs outstanding, ending balance 100.7   100.7    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]          
Weighted-average grant date fair value of RSU balance (in dollars per share) $ 31.76   $ 31.76   $ 28.99
Weighted-average grant date fair value of granted RSUs (in dollars per share)     34.51    
Weighted-average grant date fair value of vested RSUs (in dollars per share)     27.15    
Weighted-average grant date fair value of forfeited RSUs (in dollars per share)     $ 29.82    
Stock Purchase Plan RIghts [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period     8.0 9.2  
Employee Purchases, Amount     $ 235 $ 227  
2006 Equity Incentive Plan [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 217.0   217.0    
2006 Stock Purchase Plan [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 157.0   157.0    
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent     85.00%